docker pull 报错：Get https://registry:5000/v1/_ping: http: server gave HTTP response to HTTPS client

    运行命令：

        echo '{ "insecure-registries":["xxx.xxx.xxx.xxx:5000"] }' > /etc/docker/daemon.json

        systemctl restart docker

上面xxx为ip地址 5000为端口 如果你docker registry启动端口改了就把5000也改了